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4
4. Use electrical tape to wrap, be sure to cover about 2 inches on either side of connection.
Secure with wire ties as shown.
3. Lay upper twisted pair of wires over right wire as shown. Bring lower twisted pair of wires
up to meet the left wire as shown.
2. Twist upper wires together, twist lower wires together as shown.
1. When tying two separate wires together at their ends, strip back 1” of insulation on both
wires and separate the strands of wire as shown below.
Use this method ONLY when connecting two separate wires end to end.
MAKING END TO END CONNECTIONS
FOLLOW THESE INSTRUCTIONS
Wire Tie
Electrical Tape
Wire Tie
LOCATING & MAKING CONNECTIONS
Please see the wiring chart on our website, www.bulldogsecurity.com.
CONSTANT POWER (+12V, key in any position including off)
These wire(s) are in your vehicle’s main ignition harness, usually located on the steering column coming
from the ignition switch. Probe each wire with your test light. The correct wire(s) will show +12V when
the ignition switch is in these 5 positions (ACC-LOCK-OFF-RUN-CRANK).
1. If your vehicle has only (1) constant power wire, attach the
RED wire from the 18-pin harness and both large RED wires from
the 4-relay harness to the constant power wire in the vehicle.
2. If your vehicle has (2) constant power wires, attach the RED
wire from the 18-pin harness and (1) large RED wire from the
4-relay harness to one of these constant power wires. Then
connect the other large RED wire from the 4-relay harness to the
second constant power wire in the vehicle.
Make sure to wrap electrical tape around all (3) fuse holders to prevent shorting to ground.
IGNITION HARNESS
UNDER DASH